#region Apache License
//
// Licensed to the Apache Software Foundation (ASF) under one or more 
// contributor license agreements. See the NOTICE file distributed with
// this work for additional information regarding copyright ownership. 
// The ASF licenses this file to you under the Apache License, Version 2.0
// (the "License"); you may not use this file except in compliance with 
// the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
#endregion


using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using IPSim.Util;
using IPSim.Core;
using IPSim.Data;
using WeifenLuo.WinFormsUI.Docking;

namespace IPSim.GUI
{
    public partial class LogerForm : DockContent
    {
        private string logBuffer;
        delegate void SetTextCallback();

        public LogerForm()
        {
            logBuffer = "";
            InitializeComponent();
        }

        public void logMethod(string msg, LogLevel lvl)
        {
            logBuffer = "[" + System.DateTime.UtcNow.ToString("HH:mm:ss.FFF") + "] " + lvl.ToString() + msg + System.Environment.NewLine + logBuffer;
            SetText();
        }

        private void SetText()
        {
            // InvokeRequired required compares the thread ID of the
            // calling thread to the thread ID of the creating thread.
            // If these threads are different, it returns true.
            if (this.textBox1.InvokeRequired)
            {
                SetTextCallback d = new SetTextCallback(SetText);
                this.Invoke(d, new object[] { });
            }
            else
            {
                this.textBox1.Text = logBuffer + this.textBox1.Text;
                logBuffer = "";
            }
        }

        private void LogerForm_Load(object sender, EventArgs e)
        {
            Logger.Subscribe(new LogDelegate(logMethod));
        }
    }
}